KHO, C. H. (2006). Chemistry for matriculation. Thomson Learning.
Cita Chicago (17th ed.)KHO, Chin He. Chemistry for Matriculation. Autralia: Thomson Learning, 2006.
Cita MLA (8th ed.)KHO, Chin He. Chemistry for Matriculation. Thomson Learning, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.